Alert archive / Illinois / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 186, NWS Indianapolis, IN

June 25, 1995Lawrence County, Illinois; Knox County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 25, 1995, 8:20 PM CDT for Lawrence County, Illinois; Knox County, Indiana. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
Jun 25, 1995, 8:20 PM CDT (01:20 UTC)
Expired
Jun 25, 1995, 9:00 PM CDT
In force
40 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Lawrence County, IL, Knox County, IN

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 1.3 hours before the alert went out and 183 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 00:00Z on 1995-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 571 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 1995-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
571 J/kg
Mixed-layer CIN
-81 J/kg
Mixed-layer LCL
1265 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
4 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS1 KEVV 260121 RRA
SVREVV
ILC101-INC083-260200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EVANSVILLE IN
820 PM CDT (820 PM EST) SUN JUN 25 1995
 
THE NATIONAL WEATHER SERVICE IN EVANSVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  900 PM CDT (900 PM EST)
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST ILLINOIS
 
   ...EASTERN LAWRENCE COUNTY
 
 
IN SOUTHWEST INDIANA
 
   ...NORTHERN KNOX COUNTY
 
RADAR INDICATED SEVERE THUNDERSTORMS NEAR LAWRENCVILLE ILLINOIS MOVING
NORTHEAST AT 20 MPH. WINDS OF 55 MPH WERE REPORTED AT THE AIRPORT IN
VINCENNES INDIANA. THE STORMS WILL MOVE TO NEAR BRUCEVILLE AND
EDWARDSPORT.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
BLOCK

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 26, 1:34 PM CDTSevere Thunderstorm WarningINDCass41 min
Jun 26, 2:31 PM CDTSevere Thunderstorm WarningINDMadison44 min
Jun 26, 3:47 PM CDTSevere Thunderstorm WarningINDPutnam43 min
Jun 26, 4:21 PM CDTSevere Thunderstorm WarningINDRush69 min
Jun 26, 4:38 PM CDTFlash Flood WarningINDMadison6 hr
Jun 26, 6:06 PM CDTSevere Thunderstorm WarningINDPutnam54 min
Jun 26, 6:41 PM CDTSevere Thunderstorm WarningINDCass34 min
Jun 26, 6:52 PM CDTSevere Thunderstorm WarningINDMiami38 min

Nearby

Severe Thunderstorm Warnings in Illinois, 1995Severe Thunderstorm Warnings in Indiana, 1995Every severe thunderstorm warning in 1995

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.